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Finding the Fourth Proportional to 26,698.92, 40,057.92 and 11,906.52

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Solution

The fourth proportional to 26,698.92, 40,057.92 and 11,906.52 is: 17,864.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,698.92 : 40,057.92 = 11,906.52 : x
  2. Step 2: Convert to fraction form
    26,698.92/40,057.92 = 11,906.52/x
  3. Step 3: Cross multiply
    26,698.92x = 40,057.92 × 11,906.52
  4. Step 4: Simplify right side
    26,698.92x = 476,950,425.64
  5. Step 5: Solve for x
    x = 476,950,425.64/26,698.92
  6. Step 6: Final answer
    x = 17,864.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.